11161200151609 has 2 divisors, whose sum is σ = 11161200151610. Its totient is φ = 11161200151608.

The previous prime is 11161200151559. The next prime is 11161200151723. The reversal of 11161200151609 is 90615100216111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9388880400384 + 1772319751225 = 3064128^2 + 1331285^2 .

It is a cyclic number.

It is not a de Polignac number, because 11161200151609 - 2⁷ = 11161200151481 is a prime.

It is not a weakly prime, because it can be changed into another prime (11161200181609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5580600075804 + 5580600075805.

It is an arithmetic number, because the mean of its divisors is an integer number (5580600075805).

Almost surely, 2^{11161200151609} is an apocalyptic number.

It is an amenable number.

11161200151609 is a deficient number, since it is larger than the sum of its proper divisors (1).

11161200151609 is an equidigital number, since it uses as much as digits as its factorization.

11161200151609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 34.

The spelling of 11161200151609 in words is "eleven trillion, one hundred sixty-one billion, two hundred million, one hundred fifty-one thousand, six hundred nine".